package ro.bianca.newums;

import java.util.ArrayList;
import java.util.List;

public class Catalog {
	
	private static List<Portfolio> instance;
	
	private Catalog()
	{
		
	}
	
	public Catalog getInstance()
	{
		if (instance == null)
			instance = new ArrayList<Portfolio>();
		return (Catalog) instance;
		
	}
	
	

}
